Table 1.

Analysis of variance for microbiological parameters of MAP Mozzarella cheese stored in different packages at 7 ± 1 °C

Source of variation	Mean sum of square
	df	SPC-Standard plate counts	Y&M-Yeasts and moulds	Psychrotrophs	Coliform
Among intervals of storage period (S)	12	39048**	10703**	21559**	6573**
Among atmospheres (A)	4	7274*	4465**	26619**	1155*
Between packages (P)	1	0253	0060	0045	0380
SxA	48	1782	1120	3514	0388
SxP	12	0012**	0001	0002	0005
AxP	4	17799**	8840**	45608**	3333**
SxAxP	48	3040*	1860**	5917**	0670
Error	260	2573	1172	3767	0630

*p ≤ 0.0 5%, **p ≤ 0.01